This has been a problem for us too. Sorry, I don't have a solution to offer except, recently, we have provided metal buckets filled with a layer of aquarium gravel at each station and encouraged users to dump their excess nitrogen there instead of on the floor.
Richard
On Feb 16, 2011, at 7:20 AM, Nicholas Keep wrote:
> Can anyone recommend a floor coating that passes category 2 containment (ie not wood) that is resistant to liquid
> nitrogen. Ie you can fill dewars on without cracking. Various solutions our estates people have fitted have all proved
> unsatisfactory.
> Bets wishes
> Nick
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>
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